I continually receive questions or comments about how to use transits and levels. So, at risk of raising the confusion level, I will take on some of these questions — relying on some of you out there to contribute your own ideas and approaches.
To begin, here are definitions of terms you need to be familiar with for any surveying discussion:
Benchmark: A relatively permanent object of known or assumed elevation. It may be a high point on a boulder that will not be removed, a stake driven next to a tree that will not be removed, a spike in
